For duo infants or duo toddlers the EasyWalker DUO can be adjusted for the smallest to the biggest, in any combination. The DUO can be used with two seats, two carrycots, one carrycot and one seat, one car seat (with adapter) and one seat or, now available, two car seats (with adapters). The DUO includes two four-position seating, including fully horizontal, independent UV-protective sun canopi...